An interesting phenomenon unfolded Monday in the sky over Houston as nearly perfect rows of clouds were spotted. Video submitted to us by a subscriber showed the unmistakable appearance of what are ...

Is your weather app predicting clouds? No need to pull out that umbrella just yet. Not all cloudy days are the same, or, not all clouds are the same to be exact. There are a number of distinguishing ...

SEASIDE, Ore. (KOIN) — Undulatus Asperatus. What? Yes, that’s the name of this rare cloud formation seen over Seaside on Monday afternoon. The strange wave-like clouds didn’t just appear out of now ...

MOLINE, Ill — Perhaps one of the strangest appearing things in the sky you'll ever witness, this unique cloud formation comes in different sizes and shapes. It is, however, usually caused by the same ...

Tiny, invisible gases long thought to be irrelevant in cloud formation may actually play a major role in determining whether clouds form—and possibly whether it rains.

Have you ever looked up at the clouds in the sky and wondered how they form? Understanding cloud formation is really important for studying weather patterns and making accurate forecasts. Those clouds ...

Horizontal convective rolls, or “cloud streets” as they’re commonly called, mark rising and falling masses of warming and cooling air, according to the National Oceanic and Atmospheric Administration.

Weather forecasting can often seem as arcane as gazing into a crystal ball, but the skill lies in analyzing current conditions, identifying weather patterns and applying climatology to produce a ...